Solution of problem N346 Laplace probability theory

Solution of problem N346 Laplace probability theory

346. 50% of students successfully perform audit work on the theory of probability from the first time. Find the likelihood that of 400 students will successfully perform the job:
A) 180 students;
B) not less than 180 students.

Additional information:

Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)

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